CN102186566A - Spirally wound membrane separator assembly - Google Patents
Spirally wound membrane separator assembly Download PDFInfo
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- CN102186566A CN102186566A CN200980140866XA CN200980140866A CN102186566A CN 102186566 A CN102186566 A CN 102186566A CN 200980140866X A CN200980140866X A CN 200980140866XA CN 200980140866 A CN200980140866 A CN 200980140866A CN 102186566 A CN102186566 A CN 102186566A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
- B01D63/107—Specific properties of the central tube or the permeate channel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
- B01D63/101—Spiral winding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
- B01D63/103—Details relating to membrane envelopes
- B01D63/1031—Glue line or sealing patterns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
- B01D63/12—Spiral-wound membrane modules comprising multiple spiral-wound assemblies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/04—Tubular membranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/08—Hollow fibre membranes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/10—Specific supply elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/12—Specific discharge elements
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention provides a separator assembly comprising a central core element comparing at least two permeate exhaust conduits (119) and not comprising a concentrate exhaust conduit; and a membrane stack assemble comprising at least one feed carrier layer (116), at least two permeate carrier layers (110), and at least two membrane layers (112), the membrane layers being disposed between the feed carrier layer and the permeate carrier layers, wherein the permeate exhaust conduits are separated by a first portion of the membrane stack assemble, and wherein a second portion of the membrane stack assembly forms a multilayer membrane assemble disposed around the central core element, and w herein the feed carrier layer is not in contact with a permeate exhaust conduit and wherein the permeate earner Iayers are in contact with at least one permeate exhaust conduit. Also provided are salt separator assemblies and spiral flow reverse osmosis devices.
Description
Cross reference with related application
The application requires the priority of the current unsettled U.S. Provisional Application No. USSN 61/106,219 (number of documents No. 222206-1) of submission on October 17th, 2008.
Background technology
The present invention includes the embodiment that relates generally to separator assembly.In various embodiments, the present invention relates to the spiral flow separator assembly.The present invention also comprises the method that is used to make separator assembly.
Traditional separator assembly typically comprises the collapsible plural layers assembly on every side that is arranged on porous discharge conduit.Collapsible plural layers assembly comprises with the active surface of the thin layer with active surface and passivated surface and is in the charging carrier layer that fluid contacts.Collapsible plural layers assembly also comprises permeate carrier layer and the porous discharge conduit that contacts with the passivated surface of thin layer.Folding film layer structure guaranteed the contact between charging carrier layer and the thin layer, do not contact and can not make the charging carrier layer discharge conduit with permeate carrier layer or porous.At run duration, the feedstock solution that contains solute is contacted with the charging carrier layer of plural layers assembly, the charging carrier layer is transported to the active surface of thin layer with feedstock solution, and active surface can make a part of modification of feedstock solution and this part is transported to the permeate carrier layer as penetrant.The solute that feedstock solution also is used for interrupting the active surface place of thin layer increases, and solute that will be unnecessary is exported the plural layers assembly.Penetrant imports the porous of collecting penetrant into by the permeate carrier layer discharges in the conduit.The separator assembly that comprises collapsible plural layers assembly has been used for various fluid purification processes, comprises counter-infiltration, ultrafiltration and microfiltration process.
Can contact with two surfaces of charging carrier layer by the active surface that makes the thin layer with active surface and passivated surface and make collapsible plural layers assembly, thin layer is folded into so that produce the structure of the similar pocket that surrounds the charging carrier layer.The passivated surface of thin layer is contacted with one or more permeate carrier layers, and to produce the pellicular cascade assembly, wherein, the folding film layer is arranged between charging carrier layer and the one or more permeate carrier layer.Separately a plurality of this pellicular cascade assembly that contacts with at least one common permeate carrier layer be wrapped in then the porous that contacts with this common permeate carrier layer discharge conduit around, comprise that to provide plural layers assembly and porous discharge the separator assembly of conduit.The edge of sealing film stacked wafer module directly contacts with the permeate carrier layer to prevent feedstock solution rightly.The important disadvantages that comprises the separator assembly of collapsible plural layers assembly is, thin layer folded can cause the film loss function, thereby cause uncontrolled contact between feedstock solution and permeate carrier layer.
Therefore, existence further improves the design of the separator assembly that comprises one or more plural layers assemblies and makes both needs.Especially in for the human water field of purification that consumes, exist for not only efficient but also cost is effectively more healthy and stronger and the very strong needs of reliable separator assembly.
Summary of the invention
In one embodiment, the invention provides a kind of separator assembly, it comprises: comprise that at least two penetrants discharge conduits and do not comprise that concentrate discharges the center core element of conduit; And the pellicular cascade assembly that comprises at least one charging carrier layer, at least two permeate carrier layers and at least two thin layers, thin layer is arranged between charging carrier layer and the permeate carrier layer; Wherein penetrant discharge conduit is separated by the first of pellicular cascade assembly, and wherein, the second portion of pellicular cascade assembly forms the plural layers assembly that is arranged on the center core component ambient, and wherein, the charging carrier layer is not discharged conduit with penetrant and is contacted, and wherein, the permeate carrier layer contacts with at least one penetrant discharge conduit.
In another embodiment, the invention provides a kind of salt separator assembly, it comprises: comprise that at least two penetrants discharge conduits and do not comprise that concentrate discharges the center core element of conduit; And the pellicular cascade assembly that comprises at least one charging carrier layer, at least two permeate carrier layers and at least two desalination thin layers, the desalination thin layer is arranged between charging carrier layer and the permeate carrier layer; Wherein penetrant discharge conduit is separated by the first of pellicular cascade assembly, and wherein the second portion of pellicular cascade assembly forms the plural layers assembly that is arranged on the center core component ambient, and wherein, the charging carrier layer is not discharged conduit with penetrant and is contacted, and wherein the permeate carrier layer contacts with at least one penetrant discharge conduit.
In yet another embodiment, the invention provides a kind of spiral flow reverse osmosis equipment, it comprises (a) housing that can pressurize; (b) separator assembly, separator assembly comprise pellicular cascade assembly and center core element, and this center core element comprises at least two penetrants discharge conduits and do not comprise concentrate discharge conduit; Wherein the pellicular cascade assembly comprises at least one charging carrier layer, at least two permeate carrier layers and at least two thin layers, thin layer is arranged between charging carrier layer and the permeate carrier layer, and wherein, penetrant discharge conduit is separated by the first of pellicular cascade assembly, and wherein the second portion of pellicular cascade assembly forms the plural layers assembly that is arranged on the center core component ambient, and wherein, the charging carrier layer is not discharged conduit with penetrant and is contacted, and wherein the permeate carrier layer contacts with at least one penetrant discharge conduit, and the housing that wherein can pressurize comprises and being configured to so that provide at least one feed entrance to the charging carrier layer with feedstock solution, and wherein this housing that can pressurize comprises that being connected to penetrant discharges supravasal at least one penetrant discharge outlet, and at least one concentrate is discharged outlet.
By with reference to following detailed description, can more easily understand these and other feature of the present invention, aspect and advantage.
Description of drawings
When the reference accompanying drawing is read following detailed description the in detail, these and other feature of the present invention, aspect and advantage will become better understood, in the accompanying drawings, but similar label parts like the representation class in all figure.
Fig. 1 shows the member and the assemble method thereof of traditional separator assembly.
Fig. 2 shows pellicular cascade assembly according to an embodiment of the invention and center core element.
Fig. 3 shows separator assembly according to an embodiment of the invention.
Fig. 4 shows according to an embodiment of the invention, its spiral flow reverse osmosis equipment member.
Fig. 5 shows the method for manufacturing separator assembly according to an embodiment of the invention.
Fig. 6 shows the pressurizeed housing member of equipment provided by the invention.
Fig. 7 shows penetrant according to an embodiment of the invention and discharges conduit.
Fig. 8 shows pellicular cascade assembly according to an embodiment of the invention and center core element.
Fig. 9 shows pellicular cascade assembly according to an embodiment of the invention and center core element.
Figure 10 shows center core element according to an embodiment of the invention.
Figure 11 shows center core element according to an embodiment of the invention.
The specific embodiment
In following explanation and appending claims, will quote some terms, they should be defined as has following implication.
Singulative " one ", " one " and " being somebody's turn to do " comprise a plurality of referents, unless other expression clearly made in context.
The meaning of " optionally " or " alternatively " is that incident or the situation described subsequently can take place or can not take place, and this description comprises the situation of incident generation and the situation that incident does not take place.
As this paper run through specification and claims employed, can use approximate language and modify tolerable and change and can not cause any amount of the variation of its related basic function to be represented.Therefore, the value of being modified by term or a plurality of term of for example " approximately " and " substantially " is not limited to the explicit value of appointment.In at least some cases, approximate language can be corresponding to the precision of the instrument that is used for measured value.Here and run through specification and claims, the scope restriction is capable of being combined and/or exchange, this scope be determine and comprise wherein contained whole subranges, unless other expression made in context or language.
As mentioned, in one embodiment, the invention provides a kind of separator assembly that comprises center core element and pellicular cascade assembly.This center core element comprises at least two penetrants discharge conduits and does not comprise concentrate discharge conduit.The pellicular cascade assembly comprises at least one charging carrier layer, at least two permeate carrier layers and at least two thin layers, and this thin layer is arranged between charging carrier layer and the permeate carrier layer.In various embodiments of the present invention, penetrant is discharged conduit and is separated by the first that is arranged on the pellicular cascade assembly in the center core element.The second portion of the second portion of pellicular cascade assembly forms the plural layers assembly that is arranged on the center core component ambient.This pellicular cascade assembly is arranged in the center core element and on every side, makes the charging carrier layer not discharge conduit with penetrant and contact, and makes permeate carrier layer and at least one penetrant discharge conduit contact.
As mentioned, the center core element comprises at least two penetrants discharge conduits and does not comprise concentrate discharge conduit.Depend on discharging conduit with which layer or which layer of pellicular cascade assembly contacts, and this discharge conduit can be penetrant and discharges conduit or concentrate discharge conduit.Do not passing under the situation of thin layer between two parties when this layer is transferred to the conduit when layer is configured to allow fluid, this layer with discharge conduit and " contact ".Penetrant is discharged conduit and can be contacted with permeate carrier laminar surface (or being the thin layer surface in certain embodiments) from the mode that the permeate carrier layer imports into the penetrant discharge conduit with penetrant.Concentrate discharge conduit (concentrate) by this way contacts with concentrate carrier layer surface.Each penetrant is discharged conduit and typically is the antipriming pipe that extends along the length of separator assembly, but other structure can drop on the term penetrant and discharge in the meaning of conduit, the structure of fluting longitudinally of extending along the length of separator assembly for example, this structure can be or can be not for cylindrical.The suitable antipriming pipe that can be used as penetrant discharge conduit comprises holed metal, perforated plastic pipe, perforated ceramic pipe or the like.In one embodiment, penetrant is discharged not perforation of conduit, but enough porous are discharged the inside of conduit to allow fluid to import penetrant into from the permeate carrier layer.The fluid that imports into the penetrant discharge conduit from this permeate carrier layer is called as " penetrant " (or " this penetrant ") in this article sometimes.In one embodiment, the center core element comprises two penetrants discharge conduits, and wherein each is porous semicolumn bodily form pipe.In an alternative, the center core element comprises two penetrants discharge conduits, and wherein each is porous half octagonal pipe.In another embodiment, the center core element comprises two penetrants discharge conduits, and wherein each is porous half decahedron shape pipe.In yet another embodiment, the center core element comprises two penetrants discharge conduits, and wherein each is porous half four decahedrons (tetradecahedron) shape pipe.In one embodiment, the center core element comprises at least two penetrants discharge conduits, and wherein at least one is porous tear-drop shaped pipe.When occurring in separator assembly, penetrant is discharged conduit can have identical or different shape at every turn.In one embodiment, separator assembly comprise have be present in same separator assembly in another penetrant one or more penetrants of discharging the different shape of conduit discharge conduits.In another embodiment, all penetrants discharge conduits that are present in the separator assembly are of similar shape.
As used herein, term " plural layers assembly " refers to the second portion of the pellicular cascade assembly on every side that is arranged on the center core element.Fig. 2 disclosed herein shows the first and the second portion (231 and 232) of pellicular cascade assembly 120.Plural layers assembly thereby be the combination of at least one charging carrier layer, at least two permeate carrier layers and at least two thin layers, they are arranged on and comprise that at least two penetrants discharge conduits and do not comprise that concentrate discharges the center core component ambient of conduit.
In one embodiment, can prepare the plural layers assembly by such mode: the first of pellicular cascade assembly is arranged in the center core element, and make center core element rotation then, thereby with the second portion of pellicular cascade assembly be wrapped in the center core element around.As this paper is at length disclosed, the structure of pellicular cascade assembly and with the pellicular cascade assembly be arranged on make in the center core element the pellicular cascade assembly is wrapped in the center core element around with winding arrangement is provided and twining after after the free end of fixed film stacked wafer module, obtained to comprise be arranged on the center core element around the separator assembly of plural layers assembly.It will be appreciated by those skilled in the art that the close relation between pellicular cascade assembly and plural layers assembly in certain embodiments, and the pellicular cascade assembly is the predecessor of plural layers assembly.The pellicular cascade assembly is regarded as " not twining " and the plural layers assembly is regarded as " winding " is easily.But, should emphasize, the plural layers assembly of this paper definition is not limited to be arranged on " windings " form of the one or more pellicular cascade assemblies in the center core element, because other means on every side that the second portion of pellicular cascade assembly is arranged on the center core element can become available.In various embodiments, separator assembly provided by the invention comprises the plural layers assembly, and this plural layers assembly comprises and is disposed radially around the center core element, makes that the member thin layer of plural layers assembly can unfolded or the second portion of one or more pellicular cascade assemblies of wrinkle.In various embodiments, the feature of separator assembly provided by the invention is shorter than the permeate carrier laminar flow electrical path length of the correspondence in the conventional separators assembly significantly permeate carrier laminar flow electrical path length.The length in permeate carrier laminar flow footpath is the key factor that influence strides across the pressure drop amplitude of separator assembly.Therefore, one of many advantages provided by the invention are, are selecting on the useful service condition bigger freedom is arranged.As will becoming apparent those of ordinary skills after reading the disclosure like that, the present invention is and cardinal principle is providing great advantage aspect the easily manufactured property of separator assembly and the cost.
As mentioned, pellicular cascade assembly and plural layers assembly comprise at least one charging carrier layer.The material that is suitable for use as the charging carrier layer comprises that feedstock solution can flow through the material of the similar sheet material of flexibility wherein.In various embodiment of the present invention, the charging carrier layer is configured such that such flowing takes place the feedstock solution by this charging carrier layer: the point on this flows along the axis of separator assembly from the first surface (" charging surface ") of separator assembly is (on first surface, the charging carrier layer contacts with feedstock solution), and locate to stop at the second surface (" concentrate surface ") of separator assembly, at the second surface place, concentrate comes out from the charging carrier layer.The charging carrier layer can comprise the structure of the turbulent flow of the surface that promotes the thin layer contact with the charging carrier layer, as preventing that solute from building up the means of (growth) too much at the film surface place.In one embodiment, charging carrier layer is made of the perforated plastic sheet material.In another embodiment, charging carrier layer is made of perforated metal sheet.In yet another embodiment, charging carrier layer comprises composite porous.In yet another embodiment, charging carrier layer is a plastic fabric.In yet another embodiment, charging carrier layer is the plastics sieves.The charging carrier layer can be by constituting with permeate carrier layer identical materials or the material different with the material that is used for the permeate carrier layer.In various embodiment of the present invention, the charging carrier layer does not contact with the discharge conduit of separator assembly.
As mentioned, pellicular cascade assembly and plural layers assembly comprise at least two permeate carrier layers.The material that is suitable for use as the permeate carrier layer comprises that penetrant can flow through the material of the similar sheet material of flexibility wherein.In various embodiment of the present invention, the permeate carrier layer is configured such that at run duration, penetrant in spiral path, discharge along the permeate carrier laminar flow at least two penetrants conduits one of them.In one embodiment, the permeate carrier layer is made of the perforated plastic sheet material.In another embodiment, the permeate carrier layer is made of perforated metal sheet.In yet another embodiment, the permeate carrier layer comprises the porous compound.In yet another embodiment, the permeate carrier layer is a plastic fabric.In yet another embodiment, the permeate carrier layer is the plastics sieves.The permeate carrier layer of separator assembly provided by the invention can be made by identical or different material, and for example a permeate carrier layer can be plastic fabric, and another permeate carrier layer is a natural material, for example wool fabric.In addition, single permeate carrier layer can comprise different materials at the diverse location place along the penetrant flow path by the permeate carrier layer.In one embodiment, for example, the invention provides the separator assembly that comprises the permeate carrier layer, the part of this permeate carrier layer is a polyethylene fabric, and another part of this permeate carrier layer is a polypropylene fabric.
As mentioned, in various embodiments, separator assembly provided by the invention comprises at least two thin layers.The film and the material that are suitable for use as thin layer are well known in the prior art.For example U.S. Patent No. 4,277,344 disclose a kind of semi permeability film that forms by aromatic polyamine and the halid prepared in reaction of polyamides, have been found that polyamides halide is effective in being intended to remove the counter-infiltration system of sodium cation, magnesium cation and calcium cation and cl anion, sulfate anion and anion, carbonate.For example U.S. Patent No. 4,277,344 disclose a kind of by aromatics polyamides halide and difunctionality aromatic amine reaction the film to provide polymeric material to be prepared from, have been found that this polymeric material can be used for preparing in being intended to remove such as the counter-infiltration system of some salt of nitrate effectively thin layer.Described preparation and be suitable in various embodiment of the present invention, being used as the various films of thin layer and many technical references of material are known for those of ordinary skills.In addition, the film that is suitable for being used as thin layer in various embodiment of the present invention is commercialization product well-known and that can extensively obtain.
In one embodiment, at least one in the thin layer comprises functionalization (functionalized) surface and functionalized surface not.In one embodiment, the functionalized surface of thin layer is represented the active surface of film, and the not functionalized surface of thin layer is represented the passivated surface of film.In an alternative, the functionalized surface of thin layer is represented the passivated surface of film, and the not functionalized surface of thin layer is represented the active surface of film.In various embodiment of the present invention, the active surface of thin layer typically contacts with the charging carrier layer, and is used for preventing or hinders one or more solutes that are present in the feedstock solution and cross film and be transported to the permeate carrier layer.
As used herein, the meaning that phrase " does not contact " is not " directly contact ".For example, when having interlayer between two layers of pellicular cascade assembly or plural layers assembly, they do not contact, although two layers are that fluid is communicated with, because in general fluid can pass to another layer from a layer by this interlayer.As used herein, the meaning of phrase " contact " is " directly contact ".For example, the adjacent layer in pellicular cascade assembly or the plural layers assembly is considered to " contact ".Similarly, for example when layer be wrapped in discharge conduit around the time, discharge the conduit if fluid can import into from layer, the layer that then contacts the surface of discharging conduit just is considered to and discharges conduit and " contact ".As further instruction, when permeate carrier layer and penetrant are discharged conduit when directly contacting, for example when the permeate carrier layer be wrapped in penetrant discharge conduit around and discharge when not having interlayer between the surface of conduit and the permeate carrier layer at penetrant, the permeate carrier layer just is considered to discharge conduit with penetrant and contacts.Similarly, discharge that conduit directly contacts and permeate carrier layer and charging carrier layer when being separated by thin layer when permeate carrier layer for example and penetrant, the charging carrier layer is considered to not contact with penetrant discharge conduit.Substantially, charging carrier layer is not discharged the contact point of conduit with penetrant.
In one embodiment, the plural layers assembly is disposed radially around the center core element.As used herein, the meaning that phrase " is disposed radially " be comprise at least one charging carrier layer, at least two thin layers and at least two permeate carrier layers the pellicular cascade assembly second portion be limited in the thin layer mode that produces folding or wrinkle be wrapped in comprise at least two penetrants discharge conduits the center core element around.Usually, thin layer is big more owing to folding or wrinkle are out of shape the degree that is reached, and the active surface of infringement film, the possibility that loses film function and film integrity are just big more.The conventional separators assembly typically comprises highly folding plural layers assembly, and it comprises a plurality of folding in thin layer.Suppose that not folding thin layer presents 180 degree right angles, highly Zhe Die thin layer just can be described as to have and is characterized as folding greater than about 340 reflex angles of spending.In one embodiment, it is folding that separator assembly provided by the invention does not contain the thin layer that is characterized as greater than 340 reflex angles of spending.In an alternative, it is folding that separator assembly provided by the invention does not contain the thin layer that is characterized as greater than 300 reflex angles of spending.In yet another embodiment, it is folding that separator assembly provided by the invention does not contain the thin layer that is characterized as greater than 270 reflex angles of spending.
In one embodiment, separator assembly provided by the invention can be used as the salt separator assembly that is used for isolating from water salt.For example, feedstock solution can be seawater or contains the water of salinity.Typically, separator assembly is contained in and allows between feedstock solution and the charging carrier layer that only the end place at separator assembly has in the cylindrical housings of initial contact.This typically is fixed on separator assembly in the cylindrical housings by the one or more liners that contact with the surface outside the charging surface that for example prevents feedstock solution and separator assembly and realizes.For this notion is described, separator assembly can be considered to have each have
Surface area first surface and second surface and have
The cylinder on the 3rd surface of surface area, wherein, " r " is the cylindrical radius that is limited by separator assembly, " h " is this cylindrical length.Can make separator assembly be assembled in the cylindrical housings snugly by various means, thereby make the feedstock solution that enters cylindrical housings from an end only run into the first surface (" charging surface ") of separator assembly, and under the situation of not passing separator assembly the second or the 3rd surface of not contact separation device assembly.Therefore, feedstock solution on the first surface of separator assembly, the charging carrier layer contacts residing some place and enters separator assembly with feedstock solution, the edge of pellicular cascade assembly is sealed, contacts and transport the feedstock solution of the first surface of self-separation device assembly to prevent the permeate carrier layer.Therefore, feedstock solution locates to enter separator assembly at " charging surface " (first surface) of separator assembly, and the length (axis) along separator assembly is advanced, during this transmits, feedstock solution is by its modification with contacting of thin layer, the part of feedstock solution (" penetrant " or " this penetrant ") is passed this thin layer, and contact permeate carrier layer.Think that feedstock solution flows through separator assembly vertically, till its second surface place at separator assembly occurred as " concentrate " (being also referred to as salt solution sometimes), second surface was also referred to as " concentrate surface " in this article sometimes.Feedstock solution stream by separator assembly is also referred to as " cross-current " in this article sometimes, and when flowing with reference to feedstock solution, term " cross-current " can use interchangeably with term " axial flow ".Those skilled in the art will appreciate that, when feedstock solution (for example seawater) from initial contact point between feedstock solution and the charging carrier layer, on the charging surface of separator assembly (" first surface ") towards the concentrate surface (" second surface ") when advancing, the concentration that is present in the salt in the fluid in the charging carrier layer is enhanced by the effect of the desalination thin layer that contacts with the feedstock solution of passing the charging carrier layer, and the feature that arrives the concentrate on concentrate surface will be than the higher salinity of seawater as feedstock solution.
Can use top salt separator component instance that the effect and the function of penetrant discharge conduit and permeate carrier layer are described.Thereby in one embodiment, separator assembly can be used as the salt separator assembly, to be used for isolating salt from water.Feedstock solution, seawater for example contacts with the charging surface (first surface) of cylindrical separator assembly in being contained in the housing that can pressurize.Separator assembly is configured such that the permeate carrier layer can't be transported to feedstock solution penetrant and discharge conduit from the charging surface.When feedstock solution is passed the charging carrier layer, its contact desalination thin layer, the desalination thin layer makes the fluid modification of one or more compositions that comprise in the feedstock solution and this fluid is transported to the permeate carrier layer.This fluid that is called penetrant (or " this penetrant ") that is desalted the thin layer conveying transmits along the permeate carrier layer, arrive permeate carrier layer up to its with till penetrant is discharged that part of that the outside of conduit contacts, locate in this section, penetrant is transported to penetrant from the permeate carrier layer and discharges the inside of conduit.Permeate stream by the permeate carrier layer is called as " spiral flow ", because penetrant trends towards following the spiral path that is limited by the permeate carrier layer, discharge conduit towards penetrant.It will be appreciated by the skilled addressee that when feedstock solution is modified and be transported in the permeate carrier layer by the desalination thin layer because the desalination of thin layer, the concentration of the salt in the penetrant has reduced with respect to feedstock solution.
In one embodiment, separator assembly provided by the invention comprises two penetrants discharge conduits.In an alternative, separator assembly provided by the invention comprises three or more penetrants discharge conduits.In one embodiment, separator assembly comprises two to eight penetrants discharge conduits.In another embodiment, separator assembly comprises 2 to 6 penetrants discharge conduits.In yet another embodiment, separator assembly comprises three to four penetrants discharge conduits.
In one embodiment, separator assembly provided by the invention comprises single charging carrier layer.In an alternative, separator assembly provided by the invention comprises a plurality of charging carrier layer.The quantity of charging carrier layer in one embodiment, is in the scope of one deck to six layer.The quantity of charging carrier layer in another embodiment, two-layer to five layers scope.In another other embodiment, the quantity of charging carrier layer is in three layers to four layers scope.
In one embodiment, separator assembly comprises at least two permeate carrier layers.In one embodiment, the quantity of permeate carrier layer two-layer to six layers scope.In another embodiment, the quantity of permeate carrier layer two-layer to five layers scope.In another other embodiment, the quantity of permeate carrier layer is in three layers to four layers scope.
In one embodiment, separator assembly provided by the invention comprises at least two thin layers.In one embodiment, the quantity of thin layer two-layer to six layers scope.In another embodiment, the quantity of thin layer is the scope from two-layer to five layers.In another other embodiment, the quantity of thin layer is from three layers to four layers scope.In one embodiment, the quantity of thin layer with need be directly proportional by the active surface area that separator assembly provides.
With reference to Fig. 1, this figure has described the member of conventional separators assembly and has made the method for conventional separators assembly.Conventional films stacked wafer module 120 comprises folding film layer 112, and wherein, charging carrier layer 116 is clipped between two and half ones of folding film layer 112.Folding film layer 112 is arranged so that the active side (not shown) of folding film layer contacts with charging carrier layer 116.The active side of thin layer 112 is called as " active surface " of thin layer in this article sometimes.Folding film layer 112 is surrounded by permeate carrier layer 110, thereby makes the passivation side (not shown) of thin layer 112 contact with permeate carrier layer 110.The passivation side of thin layer 112 is called as " passivated surface " of thin layer in this article sometimes.Typically, cohesive sealant (not shown) is used for making charging carrier layer and permeate carrier layer to separate, and prevents the direct contact between feedstock solution (not shown) and the permeate carrier layer.A plurality of pellicular cascade assemblies 120 (wherein each penetrant layer 110 is connected to penetrant and discharges on the common permeate carrier layer 111 that conduit 118 contact) for example by make penetrant discharge conduit 118 along direction 122 rotations be wrapped in this penetrant discharge conduit 118 around, and the winding arrangement that is produced sealed rightly, so that the conventional separators assembly is provided.Penetrant is discharged conduit and is comprised opening 113, discharges between conduit path 119 and the common permeate carrier layer 111 and has fluid to be communicated with to allow penetrant.When the pellicular cascade assembly be wrapped in penetrant discharge conduit 118 around the time, spend near 360 by the reflex angle that folding film layer 112 limits.
With reference to Fig. 2, according to one embodiment of present invention, Fig. 2 a has described to comprise that being arranged on of pellicular cascade assembly 120 two penetrants discharge the sectional view at mid point 200 places of second portion 232 of the outside that is arranged on the center core element of first 231 in the center core element of conduits 118 and this pellicular cascade assembly 120.The first of pellicular cascade assembly has separated the penetrant of center core element and has discharged conduit 118.Pellicular cascade assembly 120 comprises two permeate carrier layers 110, two thin layers 112 and single charging carrier layer 116.According to one embodiment of present invention, comprise that center core element that penetrant discharges conduit 118 provides the structure 240 of partly twining that shows among Fig. 2 b along the rotation of direction 222.Obtained the structure 240 of partly twining along direction 222 rotations through 180 rotations of spending by the center core element that makes the assembly that shows among Fig. 2 a.That part (second portion 232) on every side that is wrapped in the center core element of pellicular cascade assembly 120 becomes the plural layers assembly of the separator assembly of finishing.By the second portion with the pellicular cascade assembly all be wrapped in the center core element around and the end of fixed film stacked wafer module obtain separator assembly 300 (Fig. 3).
With reference to Fig. 3, according to one embodiment of present invention, this figure has described the sectional view of the midpoint of separator assembly 300.Separator assembly 300 comprises the center core element that comprises two penetrants discharge conduits 118, and each penetrant is discharged conduit 118 and defined internal path 119.Separator assembly 300 comprises pellicular cascade assembly 120 (Fig. 2), this pellicular cascade assembly comprises a charging carrier layer 116, two permeate carrier layers 110 and two thin layers 112, and thin layer 112 is arranged between charging carrier layer 116 and the permeate carrier layer 110.The penetrant of center core element is discharged conduit 118, and (Fig. 2 a) separates by the first 231 of pellicular cascade assembly.The second portion 232 of pellicular cascade assembly (Fig. 2 a) form be arranged on the center core element around the plural layers assembly.Fig. 3 clearly illustrated the charging carrier layer not with or penetrant is discharged conduit or the permeate carrier layer contacts.The end of pellicular cascade assembly 120 is fixing by hermetic unit 316.Hermetic unit 316 is the x wires that outermost permeate carrier layer are sealed to two sealants (curable typically glue) on the adjacent thin layer 112, and described x wire extends along the length of separator assembly 300." the 3rd surface " of the separator assembly 300 shown in Fig. 3 is wound on and is with in 340.The feature of the separator assembly 300 shown in Fig. 3 is that also the inner terminal with permeate carrier layer 110 is fixed to penetrant and discharges cementing line 325 on the conduit 118.Owing to exist to be applied in the edge of thin layer and near the sealant of permeate carrier layer, can prevent from the feedstock solution of the charging surface (see figure 4) of separator assembly 300 by or permeate carrier layer or thin layer carry.Typically, sealant is administered to the passivated surface of thin layer 112, when its when adjacent permeate carrier layer contacts, sealant can penetrate and seal the edge of permeate carrier layer.Sealant does not typically penetrate the active surface of thin layer, and therefore not with or the active surface (not shown) or the charging carrier layer 116 of thin layer 112 come in contact.Various cohesive sealants, for example glue and/or two-sided tape can be used to make the end of plural layers assembly to be fixed to each other and go up (hermetic unit 316), the permeate carrier layer is fixed to penetrant discharges on the conduit (transverse sealing agent line 325), and the edge that makes thin layer and permeate carrier layer is fixed to each other to go up in the charging surface of separator assembly and concentrate surface and (sees Fig. 5, method step 505, edge sealant element 526).Feature among Fig. 3 also is between the outermost layer of the outer surface of separator assembly 300 and plural layers assembly and the gap 328 between the part of penetrant discharge conduit and plural layers assembly.Should be noted that the gap shown in Fig. 3 exists in the various embodiment of separator assembly provided by the invention, and should further notice in addition, exaggerated the size in the gap 328 that shows among Fig. 3 for the purpose of this argumentation.Can eliminate any gap 328 that is present in the separator assembly by filling the gap with clearance seal agent 326.Clearance seal agent 326 comprises curable sealant, cohesive sealant or the like.
With reference to Fig. 4, according to one embodiment of present invention, Fig. 4 a has described the side view of spiral flow reverse osmosis equipment 400.Spiral flow reverse osmosis equipment 400 comprises by liner 406 and is fixed on separator assembly 300 in the housing 405 of can pressurizeing.Liner 406 prevents that also the mode beyond the inside of feedstock solution by separator assembly 300 from passing equipment 400.The housing 405 that can pressurize comprises and being configured to so that feedstock solution is provided to the feed entrance 410 on the charging surface 420 of separator assembly 300.Element 422 through numbering is illustrated in the direction that run duration enters in the separator assembly 300 and flows (not shown) by the feedstock solution of separator assembly 300.The housing 405 that can pressurize comprises that being connected to the penetrant that the penetrant of the center core element 440 of separator assembly 300 discharges on the conduit 118 by coupling components 436 discharges outlet 438.Direction arrow 439 shows the direction at the run duration permeate stream.The concentrate (not shown) comes out from separator assembly along direction arrow 426 indicated directions at 425 places, concentrate surface, and discharges outlet 428 by concentrate and leave the housing 405 that can pressurize, and concentrate flows along direction 429 at run duration.Fig. 4 b has shown the perspective view of the center core element 440 that is present in the separator assembly 300.Among the embodiment shown in Figure 4, center core element 440 is made up of two semicolumn bodily form pipes 442 and 444 of discharging conduit 118 as penetrant.At an end 445 places of center core element 440, penetrant is discharged conduit and is sealed, and at the place, opposite end, penetrant is discharged conduit and opened wide.It will be understood by those skilled in the art that penetrant discharge conduit 442 and 444 has different slightly structures, and therefore provided different labels for the purpose of this argumentation.Thereby penetrant is discharged conduit 442 and is comprised spacer element 446 at the open end place of center core element 440, and penetrant discharge conduit 444 locates to comprise spacer element 447 at the blind end (445) of center core element 440. Spacer element 446 and 447 defines the chamber 450 of the first 231 of the pellicular cascade assembly 120 that holds shown in Fig. 2 A.In the penetrant discharge conduit 442 and 444 each comprises opening 113, and penetrant can import into the inside 119 of penetrant discharge conduit from the surface that the penetrant that contacts with the permeate carrier layer is discharged conduit by opening 113.Because discharging conduit, blocks the penetrant of center core element 440, so be unidirectional along direction 449 by the permeate stream of penetrant discharge conduit at end 445 places.
With reference to Fig. 5, that this figure has described is according to an embodiment of the invention, be used for the method 500 of the separator assembly 300 that shop drawings 3 shows.In first method step 501, form first intermediate module by such mode: provide penetrant to discharge conduit 118, and use the glue beads (not shown) along discharging the line 325 that extends on the length of conduit at this penetrant, and permeate carrier layer 110 is arranged to contact with uncured glue afterwards along line 325, and be cured, so that shown " first intermediate module " to be provided.Repetition methods step 501, with provide with step 501 in second identical " first intermediate module " of " first intermediate module " of showing.The penetrant that is called the length of conduit " penetrant discharge " is discharged the width of duct portion corresponding to the permeate carrier layer, and corresponding to penetrant discharge conduit be suitable for contacting with the permeate carrier layer that part of.As conspicuous according to this example and other parts of the present disclosure, the length that penetrant is discharged conduit is typically greater than that part of length that contacts with the permeate carrier layer of being suitable for that penetrant is discharged conduit.And typically, penetrant is discharged conduit and is arranged on this penetrant than in separator assembly provided by the invention to discharge the plural layers assembly on every side of conduit longer.For example, for example in Fig. 4, be shown as those of element 113 by being provided with opening, penetrant discharge conduit be suitable for contacting with the permeate carrier layer that part of be porous.Penetrant discharge conduit be unsuitable for contact with the permeate carrier layer that part of can be not for porous, unless with flow that to control baffle plate relevant with opening (for example distinctive element 714 and 1001 in Figure 10).In certain embodiments of the present invention, penetrant discharge conduit be unsuitable for contacting with the permeate carrier layer that part of be not porous.
In second method step 502, prepared second intermediate module.Thin layer 112 with active surface (not shown) and passivated surface (not shown) is placed to first intermediate module of method step 501 and contacts, thereby makes the passivated surface (not shown) of thin layer 112 contact with permeate carrier layer 110.Thin layer 112 is positioned to make it to be divided equally by penetrant discharge conduit 118, contacts but do not discharge conduit 118 with penetrant.
In the 3rd method step 503, formed the 3rd intermediate module.Therefore charging carrier layer 116 is applied on second intermediate module that shows in the method step 502, thus make the charging carrier layer contact with the active surface (not shown) of thin layer 112 and with its co-extension.
In the 4th method step 504, formed the 4th intermediate module.Therefore second thin layer 112 is added on the 3rd intermediate module, and second thin layer 112 is arranged to contact with charging carrier layer 116, thereby make the active surface (not shown) of thin layer contact, and second thin layer and charging carrier layer co-extension with charging carrier layer 116.
In the 5th method step 505, formed the 5th intermediate module.Be attached on the 4th intermediate module of being described in the method step 504 as first intermediate module of being described in the method step 501.The feature of the 5th intermediate module of being described in the method step 505 is a pellicular cascade assembly 120, and this pellicular cascade assembly 120 comprises a charging carrier layer that is arranged between two thin layers 112, and two permeate carrier layers.The 5th intermediate module that shows in the method step 505 has shown that being arranged on of pellicular cascade assembly 120 comprises the interior first of center core element of penetrant discharge conduit 118, and the second portion of the outside that is arranged on the center core element of pellicular cascade assembly 120.
In the 6th method step 506, edge sealant 526 is used in the mode of vertical line along each edge that contacts with the permeate carrier layer of thin layer 112, so that the 6th intermediate module to be provided.Edge sealant is administered on the passivated surface (not shown) of thin layer.Edge sealant is infiltrated adjacent permeate carrier layer along the whole length at its edge.
In the 7th method step 507, the free part (being also referred to as " second portion " of pellicular cascade assembly) of the 6th intermediate module before edge sealant 526 is solidified, be wrapped in the center core element around.When edge sealant is in its uncured state and with the surface of the layer that allows the pellicular cascade assembly some freedom of motion is arranged during winding process, carry out second portion with the pellicular cascade assembly be wrapped in the center core element around.In one embodiment, use edge sealant 526 as the part of winding step.The structure (the 7th intermediate module) that shows in the method step 507 has been described the structure of demonstration in making the method step 506 of center core element after rotating through 180 degree.Can finish the preparation of separator assembly 300 by such mode: make the center core element along direction 222 rotations, thereby with the second portion of pellicular cascade assembly be wrapped in the center core element around forming winding element, and the end of fixing this pellicular cascade assembly then.The end that can fixedly be present in the pellicular cascade assembly in the winding element by various means, for example pass through cylindrical " the 3rd surface " that the usefulness tape wrapping is limited by separator assembly, end with O shape ring fixed film stacked wafer module, sealant is applied on the end of pellicular cascade assembly, and similar means.The second portion of the winding of pellicular cascade assembly is called as the plural layers assembly in this embodiment.This plural layers assembly be called as be arranged on comprise penetrant discharge conduit 118 the center core element around.The curing meeting of edge sealant 526 seals the edge of permeate carrier layer and thin layer 112 effectively at charging surface and both places, concentrate surface of separator assembly, and except by means of the charging carrier layer 116, stops from charging surface transport fluid.
With reference to Fig. 5 c, structure 508 has described to be arranged on the perspective view of the pellicular cascade assembly 120 in the center core element 440 during preparation separator assembly of the present invention.Structure 508 is corresponding to the 6th intermediate module that shows in the method step 506.Shown curable edge sealant 526 on the passivated surface of thin layer 112 each longitudinal edge (having four such edges altogether) and be provided with and contact with permeate carrier layer 110.Center core element 440 is along direction 222 rotations, so that winding arrangement to be provided.Use extra edge sealant 526 at the passivated surface place of thin layer by edge transversely (having two such edges altogether) then and fix free end in the pellicular cascade assembly that is present in winding arrangement.Center core element 440 shown among Fig. 5 c is identical with peculiar center core element among Fig. 4 b.
With reference to Fig. 6, this figure described to use according to one embodiment of present invention, to be used for the pressurizeed housing 405 of the spiral flow reverse osmosis equipment 400 that shop drawings 4 shows.The housing 405 that can pressurize comprises the first of throwing off 601 of the housing that can pressurize and the second portion of throwing off 602 of the housing that can pressurize.Can be fixed to the screw thread 603 on 602 and link first 601 and second portion 602 601 by means of being used for the screw thread 604 of screw thread 603 complementations.The first of throwing off of housing other means on the second portion of throwing off of the housing that can pressurize of being fixed to of can pressurizeing comprise use the element that snaps over together, gluing, tie up, clamping and similar means.
With reference to Fig. 7, this figure has described penetrant according to an embodiment of the invention and has discharged conduit 118.Penetrant is discharged conduit 118 and is defined path 119, is blocked by path blockade element 712 at one end by 119.This penetrant discharge conduit also defines the opening 113 in charging control chamber 710, charging control baffle plate 714, spacer element 446 and 447, the penetrant discharge conduit, and is applicable to the fixedly groove 716 of O shape ring.In one embodiment, two penetrants are discharged conduit 118 provides the center core element, and the first of pellicular cascade assembly 120 is arranged in this center core element.Penetrant discharge conduit 118 connects to the spacer element 446 and 447 that makes the penetrant of winning discharge conduit 118 and aims at the spacer element 446 and 447 of second penetrant discharge conduit 118.The second portion of pellicular cascade assembly 120 be wrapped in comprise penetrant discharge conduit 118 the center core element around.In one embodiment, penetrant discharge conduit 118 to be suitable for that part of section that comprises opening 113 than penetrant discharge conduit that contact with the permeate carrier layer longer slightly.The separator assembly 300 that comprises the center core element that comprises two penetrants discharge conduits 118 can insert in the housing 405 (Fig. 6) that can pressurize, thereby makes charging control chamber 710 the most close feed entrances 410.At run duration, feedstock solution can be introduced in the charging control chamber 710 by feed entrance 410.When the charging control chamber was filled, unnecessary charging was come out from charging control baffle plate 714, and the charging surface of contact separation device assembly.One of purpose of charging control chamber 710 is to prevent between feedstock solution and the charging surface uncontrolled contact is arranged, especially when starting.The groove 716 that is applicable to fixing O shape ring can be used to link at one end penetrant and discharges conduit, and is used for fixing separator assembly 300 and coupling components 436 (is seen the connection between Fig. 4 a).
With reference to Fig. 8, numeral 800 has described to be arranged on the sectional view of the midpoint of a pair of pellicular cascade assembly 120 in the center core element that comprises three penetrants discharge conduits.As shown in the figure, pellicular cascade assembly 120 comprises first 801 and second portion 802.Provide separator assembly of the present invention by such mode: the center core element is rotated so that winding arrangement to be provided along direction 122, with the end of sealing film stacked wafer module, and the edge sealant of using on the edge of pellicular cascade assembly and end is solidified.
With reference to Fig. 9, numeral 900 has described to be arranged on the sectional view of the midpoint of a pair of pellicular cascade assembly 120 in the center core element that comprises four penetrants discharge conduits.Provide separator assembly of the present invention by such mode: the center core element is rotated so that winding arrangement to be provided along direction 122, with the end of sealing film stacked wafer module, and the edge sealant of using on the edge of pellicular cascade assembly and end is solidified.
With reference to Figure 10, numeral 440 has been described the 3-D view of center core element of the present invention.Center core element 440 comprises two identical penetrants discharge conduits 118, and defines the chamber 450 of the first that holds pellicular cascade assembly 120.Control the charging control hole 1001 of baffle plate 714 except the discharge of the penetrant shown in Figure 10 conduit comprises contiguous charging, that shown in the member penetrant of center core element 440 discharge conduit 118 and Fig. 7 is basic identical.Center core element 440 comprises obstruction end 445 and open end, and at run duration, penetrant comes out from this open end along direction 449." block end " represents that each penetrant discharges conduit path element 712 that gets clogged and block, and discharges conduit thereby make penetrant only to leave penetrant at the place, end relative with blocking end.Each penetrant is discharged conduit and is also comprised charging control chamber 710.In addition, permeate carrier layer 110 can be arranged on penetrant discharge conduit 118 around, it is constructed as shown in figure 10, making does not have penetrant to enter charging control chamber 710.
With reference to Figure 11 a, this figure has described the 3 dimensional drawing of center core element 440 of the present invention.This center core element is identical with shown in Figure 10 that.Figure 11 b has described the side view of the center core element of Figure 11 a.Figure 11 c provides the enlarged drawing of " open end " of the center core element of Figure 11 a.
In one embodiment, the invention provides the salt separator assembly, this salt separator assembly comprises that comprising at least two penetrants discharges conduit and do not comprise the center core element that concentrate is discharged conduit, and comprise the pellicular cascade assembly that comprises at least one charging carrier layer, at least two permeate carrier layers and at least two desalination thin layers, the desalination thin layer is arranged between charging carrier layer and the permeate carrier layer.The first of pellicular cascade assembly is arranged in the center core element and makes penetrant discharge conduit separated from one another.The second portion of pellicular cascade assembly forms the plural layers assembly on every side that is arranged on the center core element.The charging carrier layer is not discharged conduit with any penetrant and is contacted and do not contact with the permeate carrier layer.The permeate carrier layer discharge in the conduit with penetrant separately at least one contact.
In one embodiment, salt separator assembly provided by the invention comprises the plural layers assembly that is disposed radially around the center core element.In another embodiment, the invention provides and have the functionalized surface and the salt separator assembly of the desalination thin layer of functionalized surface not a kind of comprising.In one embodiment, the salt separator assembly comprises three or more penetrants discharge conduits.In another embodiment, the salt separator assembly comprises three or more permeate carrier layers.In yet another embodiment, the salt separator assembly comprises a plurality of charging carrier layer, and in an alternative, the salt separator assembly comprises three or more desalination thin layers.
In yet another embodiment, the invention provides and comprise (a) can pressurize housing and (b) spiral flow reverse osmosis film equipment of separator assembly.Separator assembly comprises the pellicular cascade assembly that comprises at least one charging carrier layer, at least two permeate carrier layers and at least two thin layers, and the charging carrier layer is arranged between two thin layers.The charging carrier layer does not contact with the permeate carrier layer.This separator assembly comprises that also comprising at least two penetrants discharges conduit and do not comprise the center core element that concentrate is discharged conduit.The first of pellicular cascade assembly is configured such that it separates penetrant and discharges conduit.The second portion of pellicular cascade assembly forms the plural layers assembly on every side that is arranged on the center core element.The charging carrier layer is not discharged conduit with penetrant and is contacted.Permeate carrier layer and penetrant discharge in the conduit at least one contact and do not contact with the charging carrier layer.The housing that can pressurize comprises and being configured to so that feedstock solution is provided at least one feed entrance on the charging surface of separator assembly.The housing that can pressurize comprises that being connected to penetrant discharges supravasal at least one penetrant discharge outlet, and lip-deep at least one concentrate discharge outlet of concentrate that is connected to separator assembly.The housing that can pressurize can be made by suitable material or multiple material.For example, the housing that can pressurize can be made by polymer, stainless steel or their combination.In one embodiment, the housing that can pressurize is made by transparent plastic material.In another embodiment, can pressurize housing by transparent inorganic material-for example glass is made.
In one embodiment, the invention provides and comprise (a) can pressurize housing and (b) spiral flow reverse osmosis film equipment of separator assembly provided by the invention, wherein, the plural layers assembly is disposed radially at the center core component ambient.In an alternative, the invention provides and comprise (a) can pressurize housing and (b) spiral flow reverse osmosis film equipment of a plurality of separator assemblies provided by the invention.
In another other embodiment, the invention provides a kind of method of making separator assembly, this method comprises: the center core element that comprises at least two penetrants discharge conduits and do not comprise concentrate discharge conduit is provided; The first that will comprise the pellicular cascade assembly of at least two permeate carrier layers, at least one charging carrier layer and at least two thin layers is arranged in the center core element, makes penetrant discharge conduit be separated by the first of this pellicular cascade assembly; And radially the second portion of pellicular cascade assembly is arranged on the center core component ambient, and the winding element of sealing gained, so that separator assembly to be provided, wherein penetrant discharge conduit does not contact with the charging carrier layer, and wherein, the charging carrier layer does not contact with any permeate carrier layer, and wherein, permeate carrier layer and penetrant discharge in the conduit at least one contact.
In present example, statement " radially the second portion with the pellicular cascade assembly is arranged on the center core component ambient; and the winding element of sealing gained; so that separator assembly to be provided " second portion that refers to the pellicular cascade assembly is wrapped in the center core component ambient, and the action of the end of sealing film stacked wafer module.
Previous examples only is illustrative, and it is provided to show only some features of the present invention.The broadly claimed the present invention as contemplating of appended claims intention, and the example that this paper presents shows the embodiment that is selected from all multiple possible embodiments.Therefore, applicant's the appended claims that is intended that is not to be limited by the selected example that is provided to show feature of the present invention.As used in claims, word " comprises " and grammatical variants logically also defines (subtend) and comprised range and different phrases, " comprises substantially " and " comprising " such as (such as but not limited to this).Place in necessity provides scope, and those scopes comprise all subranges between them.The variation that is expected in these scopes will be expected by the practitioner with the ordinary skill in this area, and when also the public was given in contribution, those variations were appreciated that by appended claims when possibility and are covered.Anticipate that also the progress of Science and Technology will make because the inexactness of language former thereby feasible at the equivalent and the substitute that now do not contemplate, and these change may the time also be appreciated that and covered by appended claims.
Claims (20)
1. separator assembly comprises:
Comprise that at least two penetrants discharge conduits and do not comprise that concentrate discharges the center core element of conduit; With
The pellicular cascade assembly that comprises at least one charging carrier layer, at least two permeate carrier layers and at least two thin layers, described thin layer are arranged between described charging carrier layer and the described permeate carrier layer;
Wherein, described penetrant discharge conduit is separated by the first of described pellicular cascade assembly, and
Wherein, the second portion of described pellicular cascade assembly forms the plural layers assembly that is arranged on described center core component ambient, and
Wherein, described charging carrier layer is not discharged conduit with penetrant and is contacted, and
Wherein, described permeate carrier layer contacts with at least one penetrant discharge conduit.
2. separator assembly according to claim 1 is characterized in that, described plural layers assembly is disposed radially at described center core component ambient.
3. separator assembly according to claim 1 is characterized in that, described separator assembly is the salt separator assembly.
4. separator assembly according to claim 1 is characterized in that, described thin layer comprises functionalized surface and functionalized surface not.
5. separator assembly according to claim 1 is characterized in that, comprises three or more penetrants discharge conduits.
6. separator assembly according to claim 1 is characterized in that, comprises a plurality of charging carrier layer.
7. separator assembly according to claim 1 is characterized in that, comprises three or more permeate carrier layers.
8. separator assembly according to claim 1 is characterized in that, comprises three or more thin layers.
9. salt separator assembly comprises:
Comprise that at least two penetrants discharge conduits and do not comprise that concentrate discharges the center core element of conduit; And
The pellicular cascade assembly that comprises at least one charging carrier layer, at least two permeate carrier layers and at least two desalination thin layers, described desalination thin layer are arranged between described charging carrier layer and the described permeate carrier layer;
Wherein, described penetrant discharge conduit is separated by the first of described pellicular cascade assembly, and
Wherein, the second portion of described pellicular cascade assembly forms the plural layers assembly that is arranged on described center core component ambient, and
Wherein, described charging carrier layer is not discharged conduit with penetrant and is contacted, and
Wherein, described permeate carrier layer contacts with at least one penetrant discharge conduit.
10. salt separator assembly according to claim 9 is characterized in that, described plural layers assembly is disposed radially at described center core component ambient.
11. salt separator assembly according to claim 9 is characterized in that, described desalination thin layer comprises functionalized surface and functionalized surface not.
12. salt separator assembly according to claim 9 is characterized in that, comprises three or more penetrants discharge conduits.
13. salt separator assembly according to claim 9 is characterized in that, comprises a plurality of charging carrier layer.
14. salt separator assembly according to claim 9 is characterized in that, comprises three or more permeate carrier layers.
15. salt separator assembly according to claim 9 is characterized in that, comprises three or more desalination thin layers.
16. a spiral flow reverse osmosis equipment comprises:
(a) housing that can pressurize; And
(b) comprise the separator assembly of pellicular cascade assembly and center core element, described center core element comprises that at least two penetrants discharge conduits and do not comprise that concentrate discharges conduit;
Wherein, described pellicular cascade assembly comprises at least one charging carrier layer, at least two permeate carrier layers and at least two thin layers, and described thin layer is arranged between described charging carrier layer and the described permeate carrier layer, and
Wherein, described penetrant discharge conduit is separated by the first of described pellicular cascade assembly, and
Wherein, the second portion of described pellicular cascade assembly forms the plural layers assembly that is arranged on described center core component ambient, and
Wherein, described charging carrier layer is not discharged conduit with penetrant and is contacted, and
Wherein, described permeate carrier layer is discharged conduit with at least one penetrant and is contacted, and
Wherein, the described housing that pressurizes comprises and being configured to so that provide at least one feed entrance to described charging carrier layer with feedstock solution, and
Wherein, the described housing that pressurizes comprises that being connected to described penetrant discharges supravasal at least one penetrant discharge outlet, and at least one concentrate is discharged outlet.
17. spiral flow reverse osmosis film equipment according to claim 16 is characterized in that described plural layers assembly is disposed radially at described center core component ambient.
18. spiral flow reverse osmosis film equipment according to claim 16 is characterized in that, described thin layer comprises functionalized surface and functionalized surface not.
19. spiral flow reverse osmosis film equipment according to claim 16 is characterized in that, comprises a plurality of separator assemblies.
20. spiral flow reverse osmosis film equipment according to claim 16 is characterized in that, described charging carrier layer is made of the plastics sieve.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10621908P | 2008-10-17 | 2008-10-17 | |
| US61/106219 | 2008-10-17 | ||
| US12/259622 | 2008-10-28 | ||
| US12/259,622 US20100096308A1 (en) | 2008-10-17 | 2008-10-28 | Separator assembly |
| PCT/US2009/056951 WO2010044970A1 (en) | 2008-10-17 | 2009-09-15 | Spirally wound membrane separator assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102186566A true CN102186566A (en) | 2011-09-14 |
| CN102186566B CN102186566B (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980140866.XA Active CN102186566B (en) | 2008-10-17 | 2009-09-15 | Spirally wound membrane separator assembly |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20100096308A1 (en) |
| EP (1) | EP2352577A1 (en) |
| JP (1) | JP5536079B2 (en) |
| KR (1) | KR101651305B1 (en) |
| CN (1) | CN102186566B (en) |
| AU (1) | AU2009303747B2 (en) |
| CA (1) | CA2739238C (en) |
| SG (1) | SG195566A1 (en) |
| TW (1) | TWI480095B (en) |
| WO (1) | WO2010044970A1 (en) |
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| CN105916572A (en) * | 2013-12-27 | 2016-08-31 | Toray化学株式会社 | Porous outlet pipe for forward osmosis or pressure delayed osmosis and forward osmosis or pressure delayed osmosis module including same |
| CN106413863A (en) * | 2014-05-14 | 2017-02-15 | 陶氏环球技术有限责任公司 | Spiral wound module with integrated permeate flow controller |
| CN107684830A (en) * | 2016-08-05 | 2018-02-13 | 通用电气公司 | Film, membrane component and preparation method thereof |
| CN109126323A (en) * | 2018-10-17 | 2019-01-04 | 苏州名列膜材料有限公司 | A kind of gas liquid separation element, gas-liquid separation component and gas-liquid separator |
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| GB2499740B (en) | 2013-04-19 | 2015-09-16 | Ide Technologies Ltd | Osmosis apparatus |
| BR112017000700A2 (en) * | 2014-07-16 | 2018-01-09 | Fed Mogul Powertrain Llc | Abrasive-resistant, reflective heat-shrink wrap and construction method |
| US11077406B2 (en) | 2016-08-26 | 2021-08-03 | Foshan Shunde Midea Water Dispenser Mfg. Co., Ltd. | Central tube set, spiral wound reverse osmosis membrane component, and reverse osmosis water purifier |
| CN106237861B (en) * | 2016-09-20 | 2020-10-13 | 佛山市美的清湖净水设备有限公司 | Reverse osmosis membrane element, preparation method of reverse osmosis membrane element and filter element |
| WO2020069475A1 (en) * | 2018-09-28 | 2020-04-02 | Henkel IP & Holding GmbH | Polypropylene glycol-based pre-polymers for the isocyanate component of a two-component polyurethane adhesive for bonding membranes |
| CN112159239B (en) * | 2020-09-28 | 2022-07-15 | 景德镇陶瓷大学 | Preparation method of roll-type ceramic membrane support and ceramic membrane product thereof |
| CN112675712B (en) * | 2020-12-10 | 2022-07-15 | 景德镇陶瓷大学 | A kind of preparation method of roll type ceramic membrane and obtained product and filter water purifier |
| CN114904396A (en) * | 2022-05-10 | 2022-08-16 | 佛山市芯耀环保科技有限公司 | Modular roll film and its production process, modular filter structure and filter device |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3417870A (en) * | 1965-03-22 | 1968-12-24 | Gulf General Atomic Inc | Reverse osmosis purification apparatus |
| US3554378A (en) * | 1968-06-28 | 1971-01-12 | North American Rockwell | Reverse osmosis module having spirally wrapped reverse osmosis membrane fabric |
| JPS525431B2 (en) * | 1973-05-14 | 1977-02-14 | ||
| US3962095A (en) * | 1973-06-22 | 1976-06-08 | Sandoz Ltd. | Dialyser cartridge |
| US3966616A (en) * | 1974-11-27 | 1976-06-29 | Desalination Systems, Inc. | Membrane cartridge |
| US4083780A (en) * | 1976-07-29 | 1978-04-11 | Envirogenics Systems Company | Fluid purification system |
| JPS53147681A (en) * | 1977-05-30 | 1978-12-22 | Nitto Electric Ind Co Ltd | Water permeating and collecting material for separator for liquid treatment and separator |
| JPS54149384A (en) * | 1978-05-15 | 1979-11-22 | Nitto Electric Ind Co Ltd | Liquid separator |
| JPS55102903U (en) * | 1979-01-16 | 1980-07-18 | ||
| US4950404A (en) * | 1989-08-30 | 1990-08-21 | Allied-Signal Inc. | High flux semipermeable membranes |
| US5034126A (en) * | 1990-01-29 | 1991-07-23 | The Dow Chemical Company | Counter current dual-flow spiral wound dual-pipe membrane separation |
| JPH06246125A (en) * | 1993-02-22 | 1994-09-06 | Matsushita Electric Ind Co Ltd | Gas separation membrane module |
| US5580452A (en) * | 1994-12-02 | 1996-12-03 | Lsr Technologies, Inc. | Moving liquid membrane modules |
| JP3489922B2 (en) * | 1994-12-22 | 2004-01-26 | 日東電工株式会社 | Method for producing highly permeable composite reverse osmosis membrane |
| US5858229A (en) * | 1996-07-19 | 1999-01-12 | Kurita Water Industries Ltd. | Spiral wound type membrane module |
| US6368507B1 (en) * | 1998-10-14 | 2002-04-09 | Saekan Industries Incorporation | Composite polyamide reverse osmosis membrane and method of producing the same |
| JP2001252543A (en) * | 2000-03-10 | 2001-09-18 | Toray Ind Inc | Reverse osmosis composite membrane |
| JP4650921B2 (en) * | 2003-04-03 | 2011-03-16 | 日東電工株式会社 | Spiral type separation membrane element |
| DE10335343A1 (en) * | 2003-08-01 | 2005-03-03 | Itn Nanovation Gmbh | Ceramic filter element for cleaning water |
| JP5050335B2 (en) * | 2005-10-21 | 2012-10-17 | 東レ株式会社 | Manufacturing method of composite semipermeable membrane |
| US8021550B2 (en) * | 2008-10-17 | 2011-09-20 | General Electric Company | Central core element for a separator assembly |
| US20100096319A1 (en) * | 2008-10-17 | 2010-04-22 | General Electric Company | Separator assembly |
-
2008
- 2008-10-28 US US12/259,622 patent/US20100096308A1/en not_active Abandoned
-
2009
- 2009-09-15 EP EP09792542A patent/EP2352577A1/en not_active Withdrawn
- 2009-09-15 AU AU2009303747A patent/AU2009303747B2/en active Active
- 2009-09-15 WO PCT/US2009/056951 patent/WO2010044970A1/en not_active Ceased
- 2009-09-15 CA CA2739238A patent/CA2739238C/en active Active
- 2009-09-15 KR KR1020117008689A patent/KR101651305B1/en active Active
- 2009-09-15 JP JP2011532114A patent/JP5536079B2/en active Active
- 2009-09-15 CN CN200980140866.XA patent/CN102186566B/en active Active
- 2009-09-15 SG SG2013077334A patent/SG195566A1/en unknown
- 2009-10-05 TW TW098133746A patent/TWI480095B/en active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916572A (en) * | 2013-12-27 | 2016-08-31 | Toray化学株式会社 | Porous outlet pipe for forward osmosis or pressure delayed osmosis and forward osmosis or pressure delayed osmosis module including same |
| CN105916572B (en) * | 2013-12-27 | 2018-03-13 | Toray化学株式会社 | Porous outlet pipe for forward osmosis or pressure delayed osmosis and forward osmosis or pressure delayed osmosis module including same |
| CN106413863A (en) * | 2014-05-14 | 2017-02-15 | 陶氏环球技术有限责任公司 | Spiral wound module with integrated permeate flow controller |
| CN106413863B (en) * | 2014-05-14 | 2019-12-13 | 陶氏环球技术有限责任公司 | Spiral wound assembly with integrated permeate flow controller |
| CN105498544A (en) * | 2016-01-13 | 2016-04-20 | 佛山市美的清湖净水设备有限公司 | A filter equipment that is used for center tube of filter core and has it |
| US10807045B2 (en) | 2016-01-13 | 2020-10-20 | Foshan Midea Chungho Water Purification Equipment Co., Ltd. | Central tube for filter cartridge and filtering device having same |
| CN107684830A (en) * | 2016-08-05 | 2018-02-13 | 通用电气公司 | Film, membrane component and preparation method thereof |
| CN107684830B (en) * | 2016-08-05 | 2021-09-10 | Bl技术股份有限公司 | Membrane, membrane element and method for producing the same |
| CN109126323A (en) * | 2018-10-17 | 2019-01-04 | 苏州名列膜材料有限公司 | A kind of gas liquid separation element, gas-liquid separation component and gas-liquid separator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5536079B2 (en) | 2014-07-02 |
| AU2009303747B2 (en) | 2016-03-03 |
| CN102186566B (en) | 2015-05-27 |
| EP2352577A1 (en) | 2011-08-10 |
| CA2739238A1 (en) | 2010-04-22 |
| SG195566A1 (en) | 2013-12-30 |
| WO2010044970A1 (en) | 2010-04-22 |
| CA2739238C (en) | 2017-07-04 |
| TWI480095B (en) | 2015-04-11 |
| KR101651305B1 (en) | 2016-08-25 |
| US20100096308A1 (en) | 2010-04-22 |
| KR20110069817A (en) | 2011-06-23 |
| TW201026377A (en) | 2010-07-16 |
| AU2009303747A1 (en) | 2010-04-22 |
| JP2012505749A (en) | 2012-03-08 |
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Effective date of registration: 20190107 Address after: American Minnesota Patentee after: BL Technology Co., Ltd. Address before: American New York Patentee before: General Electric Company |